- Introduced a comprehensive Signin API for user authentication, supporting multiple OAuth providers (Google, GitHub, Microsoft, Apple).
- Updated the file management API endpoints to use a singular `/file` path instead of `/files`, enhancing consistency across the API.
- Revised README documentation to include detailed descriptions of the new Signin API and updated file management endpoints.
- Enhanced test cases to reflect the changes in endpoint structure and ensure robust coverage for the new Signin functionality.
- Refactored the attachment manager to support file uploads with a new storage path and improved metadata handling.
- Implemented chunked uploads and direct content retrieval, enhancing performance and flexibility.
- Updated the file management API to include comprehensive operations for file uploads, downloads, and metadata management.
- Added support for multiple storage backends, including local and S3, with improved error handling and validation.
- Enhanced test coverage for file operations, ensuring reliability and consistency across different storage implementations.
